Research Article

Quantitative Determination of p-Cymene, Thymol, Neryl Acetate, and β-Caryophyllene in Different Growth Periods and Parts of Eupatorium fortunei Turcz. by GC-MS/MS

Figure 2

The MRM chromatogram of (a) references and (b) samples (1, p-cymene; 2, thymol; 3, neryl acetate; 4, β-caryophyllene).
(a)
(b)